The present invention is to provide a hydrogen fuel storage device, comprising: an innermost shell forming a hydrogen storage space; wherein the porous carbon material are filled in the hydrogen storage space; an inner shell forms a shape surrounding the innermost shell; a nitrogen storage space is formed between the outer surface of the innermost shell and the inner surface of the inner shell; an insulation layer surrounding the outer surface of the inner shell; an outer shell surrounding the insulation layer; a vacuum space is formed between the outer surface of the insulation layer and the inner surface of the outer shell; a plurality of heating equipment is arranged inside the nitrogen storage space, a plurality of sensors is arranged inside the hydrogen storage space and the nitrogen storage space.
